2012年Scientific American's Six

This is Scientific Americans 60 second Science. I'm Sophie Bushwick. Got a minute. Champane, do you drink it out the narrow flute or the the broader, more shallow coupe ? You may notice that your perception of the buble wine chaneled gas escaped from

发表于:2019-01-08 / 阅读(313) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 Second Science, I'm Steve Mirsky, got a minute? Tens of millions of sharks are killed for their fins each year. It's not just a tragic abuse of the animals, It's bad business. They're basically swimming dollar signs, wh

发表于:2019-01-08 / 阅读(384) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I'm Steve Mirsky, got a minute? In science, citations are gold. A journal article that gets cited a lot is usually considered a valuable piece of work. Now comes a study claiming that the number of times

发表于:2019-01-08 / 阅读(267) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second Science, I'm Cynthia Graber, got a minute? Were not the only animals that like to knock back the hard stuff. Studies have shown that some mammals seek out food and drink that naturally contains alcohol. And accor

发表于:2019-01-08 / 阅读(317) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second science, I am Christopher Intagliata, got a minute The sounds many animals make are determined by their genesthey don't have to learn them. Humans, on the other hand, have all sorts of languages and accents, stuf

发表于:2019-01-08 / 阅读(297) / 评论(0) 分类 Scientific American(二)月

How healthy are you? Your best guess might be pretty accurate: Researchers found that people who gave their health a positive rating were less likely to fall ill or die over the next 30 years than were those who thought they werent as healthy. The wo

发表于:2019-01-08 / 阅读(309) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Sophine Bushwick. Got a minute? Crickets make a big contribution to the sounds of a summer night. And theyve been doing so for some 165 million years. Now paleontologists have reconstructed the son

发表于:2019-01-08 / 阅读(292) / 评论(0) 分类 Scientific American(二)月

This is scientific Americans, 60 second science, I'm Sarah Fecht. Got a minute Thats not a bird whistling. This sound was recorded 2000 feet below the oceans surface. Scientists postulated decades ago that deep-sea animals might use sound to navigate

发表于:2019-01-08 / 阅读(299) / 评论(0) 分类 Scientific American(二)月

This Scientific Americans 60 senconds science. I'm Cythia Graber. This will just take a minute. How did the zebra get stripes. One theory holds that stripes help confused predators. But stripes might be primarilly to protect zebras from ferocious ins

发表于:2019-01-08 / 阅读(301) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. American is still far short of the recommend daily portions of food and vegetables, and kids are no ...veggies at school cafateria. So researches tested whether visual cuse at hopeful foods could incre

发表于:2019-01-08 / 阅读(280) / 评论(0) 分类 Scientific American(二)月

Advertisers will has dropped 3500,000,000 dollars for a the thirty seconds spot onduring the Sunday's Super Bowlcerticles. But to get the most bangd for their buckbowl, they might want to play their ads right after the game ends, not during it. Becau

发表于:2019-01-08 / 阅读(317) / 评论(0) 分类 Scientific American(二)月

This is scientific American sixty seconds sicience. I am Cynthia Graber.That's all just take a minute.There is an easy way to acarch people to take stairs to stand elevator put a sign to remind them to. Study have found that science works but those e

发表于:2019-01-08 / 阅读(283) / 评论(0) 分类 Scientific American(二)月

It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

发表于:2019-01-08 / 阅读(328) / 评论(0) 分类 Scientific American(二)月

On election day, where do you vote? If its in a church, you might be inclined to vote more conservatively than if you cast your ballot at a school or government building. Thats according to reserch published in the international journal for the psych

发表于:2019-01-08 / 阅读(315) / 评论(0) 分类 Scientific American(一)月

True to their names, boa constrictors squeeze the life out of their prey. But how dose a boa know its enough for a rat? The snake listens, for a heart beat. When it stops, thats a cue to let go, according to a study in the Journal biology letters. Re

发表于:2019-01-08 / 阅读(350) / 评论(0) 分类 Scientific American(一)月

People have used tobacco for well over a thousand years. And researchers recently found unique physical evidence of the ancient habit. They detected traces of tobacco in a 1300-year-old Mayan container. The work is in the journal Rapid Communications

发表于:2019-01-08 / 阅读(314) / 评论(0) 分类 Scientific American(一)月

This is Scientific American 60 science, I am Charles Q. Choi! Psoriasis is an autoimmune diseasethe immune system mistakenly attacks its own body, causing red, itchy, scaly patches on the skin. But there may be a hidden upside. People with psoriasis

发表于:2019-01-08 / 阅读(309) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I am Cynthia Graber, got a minute? Now's a great time to break out that backyard telescope. Because Saturday, March 3, is the Mars opposition. It's one of the times that the Earth and Mars pass the close

发表于:2019-01-08 / 阅读(287) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60 Second Science, I am Sophie Bushwick. Got a minute? Its more bad news for vampires, but good news for the fight against food-borne illness: a compound in garlic is extremely effective at fighting Campylobacter, bacteri

发表于:2019-01-08 / 阅读(294) / 评论(0) 分类 Scientific American(五)月

Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been chemically castrated. Which means much les

发表于:2019-01-08 / 阅读(282) / 评论(0) 分类 Scientific American(五)月
学英语单词
acid proof hose
aerosol grease dispersions
aid with no conditions attached
alcohol-benzene extract
amplifer
animating
Araucarioxylon
Argyrotaenia velutinana
automatic error correction equipment
automatic guided vehicle (agv)
autophagocytosed
bang sticks
best asymptotically normal estimator
Busoni, Ferruccio Benvenuto
cam roller
Camellia brevistyla
campaignation
cathodic cobalt
charr
claudent
cocked hats
collecting allocating account
compound dynamo
Darcy-Weisbach coefficient
Desnos' disease
Dian Lake
dimecamine
disanalogously
disorientings
eating irons
eight-penny nail
electromagnetic scattering
Expiration Cycle
expropriate for
fancy rib top machine
fernaus
fibre tip
field press censorship
fixed storages
format of edit-directed transmission
gas metering
gauge length
gedeon
heat polymerization rubber
heattransmission
heman
hooked-up
Hulsea
inequatable exchange
inextensed
instantaneous linear velocit
Is this seat taken
Ishbi-benob
labell
landscape sample
Lindi Reg.
little carpathian mts.(male karpaty)
loss of patent
lower melting alloy
lubritoriums
mala fide possessor
medium-speed pump
microseconds
Mindszent
MM/SET
mobile genetic element
mtbes
nautors
neocosmospora vesinfecta e.f. smith
network algorithm
night sisht
oil scupper
ore deposit dewatering
paper covered wire
pegmatitic stage
pelagie islands
pig's intestines & blood with hot sauce
primitive urine
ranked
reat
resin-emulsion paint
rotor current
saprteine
single engine single-shaft system
single grain layer varistor
single spar construction
solvent extraction technique
subhunter
submerged aquatic plant
system impedance ratio
the strait of messina
the two creoles
three-martini lunch
tin soldering alloys
to blather
tool chests
trachys inconspicua
travel training
uncountermandable
Weltstadt
whupping
yushenkov